Plasma Processing of Low Vapor Pressure Liquids to Generate Functional Surfaces
Abstract
:1. Introduction
2. Results
2.1. Optical Transmission Spectroscopy
2.2. Surface Morphology
2.3. FTIR Spectroscopy
2.4. XPS Measurements
2.5. WCA Measurements
3. Discussion
4. Materials and Methods
4.1. Materials and Sample Preparation
4.2. Analytical Methods
5. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
Abbreviations
a-C:H film | amorphous hydrocarbon film |
CLSM | confocal laser scanning microscopy |
FTIR | Fourier transform infrared |
HMDSO | hexamethyldisiloxane |
(i)CVD | (initiated) chemical vapor deposition |
OTS | optical transmission spectroscopy |
PDMS | polydimethylsiloxane |
PECVD | plasma-enhanced chemical vapor deposition |
PEG | polyethylene glycol |
PHEMA | poly(2-hydroxyethyl methacrylate) |
PPF | plasma-polymerized film |
RF | radio frequency |
SEM | scanning electron microscopy |
WTA | water contact angle |
XPS | X-ray photoelectron spectroscopy |
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Step | Gas (Gas Flow Rate [sccm]) | Pressure [mbar] | Power [W] | Duration [min] | |
---|---|---|---|---|---|
Process 1 | 1 | Ar (40) + O (10) | 0.1 | 50 | 20 |
Process 2 | 1 | Ar (40) | 0.1 | 50 | 10 |
2 | CH (16) | 0.2 → 0.1 | 30 | 1 + 9 | |
3 | Ar (40) | 0.1 | 50 | 15 |
Sample Availability: Samples of the type Ar-O2 and Ar-C2H4-Ar are available from the authors. |
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Gaiser, S.; Schütz, U.; Rupper, P.; Hegemann, D. Plasma Processing of Low Vapor Pressure Liquids to Generate Functional Surfaces. Molecules 2020, 25, 6024. https://doi.org/10.3390/molecules25246024
Gaiser S, Schütz U, Rupper P, Hegemann D. Plasma Processing of Low Vapor Pressure Liquids to Generate Functional Surfaces. Molecules. 2020; 25(24):6024. https://doi.org/10.3390/molecules25246024
Chicago/Turabian StyleGaiser, Sandra, Urs Schütz, Patrick Rupper, and Dirk Hegemann. 2020. "Plasma Processing of Low Vapor Pressure Liquids to Generate Functional Surfaces" Molecules 25, no. 24: 6024. https://doi.org/10.3390/molecules25246024